/**
* Guess some last-action time, likely to be replaced with centralized PlayerData use.
*
* @param player
* @param Timestamp of the moment of calling this.
* @param maxAge Maximum age in milliseconds.
* @return Return timestamp or Long.MIN_VALUE if not possible or beyond maxAge.
*/
public static final long guessKeepAliveTime(
final Player player, final long now, final long maxAge) {
final int tick = TickTask.getTick();
long ref = Long.MIN_VALUE;
// Estimate last fight action time (important for gode modes).
final FightData fData = FightData.getData(player);
ref = Math.max(ref, fData.speedBuckets.lastUpdate());
ref = Math.max(ref, now - 50L * (tick - fData.lastAttackTick)); // Ignore lag.
// Health regain (not unimportant).
ref = Math.max(ref, fData.regainHealthTime);
// Move time.
ref = Math.max(ref, CombinedData.getData(player).lastMoveTime);
// Inventory.
final InventoryData iData = InventoryData.getData(player);
ref = Math.max(ref, iData.lastClickTime);
ref = Math.max(ref, iData.instantEatInteract);
// BlcokBreak/interact.
final BlockBreakData bbData = BlockBreakData.getData(player);
ref = Math.max(ref, bbData.frequencyBuckets.lastUpdate());
ref = Math.max(ref, bbData.fastBreakfirstDamage);
// TODO: More, less ...
if (ref > now || ref < now - maxAge) {
return Long.MIN_VALUE;
}
return ref;
}
@EventHandler(priority = EventPriority.LOWEST)
public void onPlayerJoin(final PlayerJoinEvent event) {
final Player player = event.getPlayer();
lastLogout.remove(player.getName());
CombinedData.getData(player).lastJoinTime = System.currentTimeMillis();
addOnlinePlayer(player);
}
private boolean checkImprobable(final Player player, final float weight, final long now) {
if (!isEnabled(player)) return false;
final CombinedData data = CombinedData.getData(player);
final CombinedConfig cc = CombinedConfig.getConfig(player);
data.improbableCount.add(now, weight);
final float shortTerm = data.improbableCount.bucketScore(0);
double violation = 0;
boolean violated = false;
if (shortTerm * 0.8f > cc.improbableLevel / 20.0) {
final float lag = cc.lag ? TickTask.getLag(data.improbableCount.bucketDuration(), true) : 1f;
if (shortTerm / lag > cc.improbableLevel / 20.0) {
violation += shortTerm * 2d / lag;
violated = true;
}
}
final double full = data.improbableCount.score(1.0f);
if (full > cc.improbableLevel) {
final float lag =
cc.lag
? TickTask.getLag(
data.improbableCount.bucketDuration() * data.improbableCount.numberOfBuckets(),
true)
: 1f;
if (full / lag > cc.improbableLevel) {
violation += full / lag;
violated = true;
}
}
boolean cancel = false;
if (violated) {
// Execute actions
data.improbableVL += violation / 10.0;
cancel = executeActions(player, data.improbableVL, violation / 10.0, cc.improbableActions);
} else data.improbableVL *= 0.95;
return cancel;
}
/**
* Quit or kick.
*
* @param player
*/
private final void onLeave(final Player player) {
final long now = System.currentTimeMillis();
lastLogout.put(player.getName(), now);
CombinedData.getData(player).lastLogoutTime = now;
}
@Override
public ICheckData removeData(final String playerName) {
return CombinedData.removeData(playerName);
}
@Override
public final ICheckData getData(final Player player) {
return CombinedData.getData(player);
}
/**
* Feed the check but no violations processing (convenience method).
*
* @param player
* @param weight
* @param now
*/
public static final void feed(final Player player, final float weight, final long now) {
CombinedData.getData(player).improbableCount.add(now, weight);
}